package lab02.test27;

import java.util.InputMismatchException;
import java.util.Scanner;

public class Test {
    public static void main(String[] args) {
        int a=0;
        //从键盘输入一个整数
        Scanner scanner=new Scanner(System.in);
        System.out.println("请输入一个整数：");
                try{
                    a=scanner.nextInt();
                }catch (InputMismatchException e){
                    System.out.println("类型不匹配！！！");
                }finally {
                    System.out.println("a="+a);
                }
    }
}
